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\multicolumn{7}{c}{Impact of treatment assignment on standardized test scores} \\ \hline
 & (1) & (2) & (3) & (4) & (5) & (6) \\
VARIABLES & Overall score & Principal score & Subsidiary score & Overall score & Principal score & Subsidiary score \\ \hline
 &  &  &  &  &  &  \\
Mock overall score & 0.76*** &  &  & 0.64*** &  &  \\
 & (0.03) &  &  & (0.05) &  &  \\
Treatment & 0.15** & 0.17*** & 0.15** & 0.13* & 0.12* & -0.00 \\
 & (0.06) & (0.06) & (0.07) & (0.07) & (0.07) & (0.08) \\
Treatment * STEM & -0.04 & -0.11 & -0.07 &  &  &  \\
 & (0.10) & (0.11) & (0.12) &  &  &  \\
Age & -0.03 & -0.02 & -0.04 & -0.03 & -0.02 & -0.03 \\
 & (0.02) & (0.02) & (0.02) & (0.02) & (0.02) & (0.02) \\
Female & 0.05 & 0.12** & 0.03 & 0.06 & 0.13** & 0.03 \\
 & (0.05) & (0.05) & (0.06) & (0.05) & (0.05) & (0.06) \\
STEM & 0.58*** & 0.28*** & 0.49*** & 0.57*** & 0.27*** & 0.40*** \\
 & (0.07) & (0.08) & (0.09) & (0.06) & (0.06) & (0.06) \\
Mock principal score &  & 0.70*** &  &  & 0.58*** &  \\
 &  & (0.03) &  &  & (0.04) &  \\
Mock subsidiary score &  &  & 0.39*** &  &  & 0.48*** \\
 &  &  & (0.03) &  &  & (0.04) \\
Treatment * Below median mock &  &  &  & 0.00 & 0.01 &  \\
 &  &  &  & (0.09) & (0.10) &  \\
Below median mock &  &  &  & -0.29*** & -0.36*** &  \\
 &  &  &  & (0.09) & (0.10) &  \\
Constant & 0.73* & -0.29 & 1.53*** & 0.91** & -0.13 & 1.36*** \\
 & (0.41) & (0.46) & (0.47) & (0.40) & (0.46) & (0.48) \\
 &  &  &  &  &  &  \\
Observations & 708 & 708 & 708 & 708 & 708 & 646 \\
R-squared & 0.62 & 0.59 & 0.49 & 0.63 & 0.60 & 0.52 \\
treated & 0.11 & 0.06 & 0.08 & 0.13 & 0.13 & 0.20 \\
SE & 0.08 & 0.09 & 0.10 & 0.07 & 0.07 & 0.08 \\
p\_value & 0.20 & 0.55 & 0.38 & 0.06 & 0.07 & 0.01 \\
qvalue interaction & 0.99 & 0.99 & 0.99 & 0.99 & 0.99 & 0.37 \\
 qvalue & 0.03 & 0.03 & 0.03 & 0.25 & 0.25 & 0.99 \\ \hline
\multicolumn{7}{c}{ Robust standard errors in parentheses} \\
\multicolumn{7}{c}{ *** p$<$0.01, ** p$<$0.05, * p$<$0.1} \\
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